<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;
use Illuminate\Support\Facades\Hash;
use Rooyesh\Wallet\models\Wallet;
use Illuminate\Foundation\Auth\User as Authenticatable;
use Symfony\Component\HttpKernel\Exception\UnprocessableEntityHttpException;
use Tymon\JWTAuth\Contracts\JWTSubject;


class Customer extends Authenticatable implements JWTSubject
{
    use HasFactory,SoftDeletes,Selector;
    protected $fillable = [
        'fname',
        'lname',
        'name',
        'active',
        'finger_print',
        'mobile',
        'email',
        'avatar_id',
        'last_seen_at',
        'default_address_id',
        'sts',
        'total_transaction',
        'token_sms',
        'password',
        'orders_count',
        'birth_date',
        'shop_name',
        'phone_number',
        'code',
        'city',
        'province',
        'n_code',
        'is_archive',
        'gram',
        'trade_active',//آیا امکان معامله دارد؟
        'conditional_order_active',//آیا سفارش شرطی مجاز است؟
        'conditional_order_limit',//سقف تعداد pending (null = نامحدود)
        'chat_room_id',
        'chat_user_id',
        'type',
        'referral_id',
        'referral_to_id',
        'total_referrals',
        'credential_id',
        'moshtari_code',
        'pargar_account_id',
        'profit_amount_by_lvl',
    ];
    /**
     * The attributes that should be hidden for arrays.
     *
     * @var array
     */
    protected $hidden = [
        'password',
        'token_sms',
    ];
    /**
     * The attributes that should be cast to native types.
     *
     * @var array
     */
    protected $casts = [
        "active" => "boolean",
        "gold" => "float",
        "is_archive" => "boolean",
        "finger_print" => "boolean",
        "conditional_order_active" => "boolean",
        "conditional_order_limit" => "integer",
        "profit_amount_by_lvl" => "array",
    ];
    static $TYPE = [
        1=>'همکار',
        2=>'خانگی',
        3=>'سرمایه گذار'
    ];
    static $TYPES = [
        1=>'همکار',
        2=>'خانگی',
        3=>'سرمایه گذار'
    ];
    public function setNameAttribute($value = null)
    {
        $fname = $this->attributes['fname'] ?? '';
        $lname = $this->attributes['lname'] ?? '';

        $this->attributes['name'] = trim("$fname $lname");
    }


    public function wallet()
    {
        return $this->hasMany(Wallet::class ,'owner')->with(['fund','product'])->select(['cash', 'fund_id','product_id','gold', 'owner', 'owner_type']);
    }

    public function orders()
    {
        return $this->hasMany(Order::class, 'customer_id');
    }

    public function user()
    {
        return $this->belongsTo(User::class)->select(['id','name']);
    }
    public function referral()
    {
        return $this->belongsTo(Customer::class, 'referral_to_id', 'referral_id');
    }

    /** معرف واقعی — با جستجوی صریح و جلوگیری از برگشت خود کاربر */
    public function referrer(): ?self
    {
        if (empty($this->referral_to_id)) {
            return null;
        }

        return static::query()
            ->where('referral_id', $this->referral_to_id)
            ->where('id', '!=', $this->id)
            ->first();
    }

//   hash password
    public function setPasswordAttribute($value){
        if ($value === null || $value === '') {
            return;
        }
        $this->attributes['password'] = Hash::make($value);
    }

    public function getJWTIdentifier()
    {
        return $this->getKey();
    }

    public function getJWTCustomClaims()
    {
        return [];
    }

    public function tahesab()
    {
        return $this->hasMany(Tahesab::class, 'customer_id', 'id');
    }

    public function customer_settings()
    {
        return $this->hasMany(CustomersSetting::class, 'agent_id');
    }

    public function package()
    {
        return $this->belongsTo(Package::class);
    }

    public function agent()
    {
        return $this->belongsTo(Customer::class, 'agent_id');
    }

    protected static function booted(): void
    {
        static::saving(function (self $customer) {
            $mobile = self::normalizeMobile($customer->mobile);
            if ($mobile === null) {
                return;
            }

            $customer->mobile = $mobile;
            self::assertMobileUnique($mobile, $customer->exists ? (int) $customer->id : null);
        });
    }

    public static function normalizeMobile(?string $mobile): ?string
    {
        $digits = preg_replace('/\D+/', '', trim((string) $mobile));
        if ($digits === '') {
            return null;
        }

        if (str_starts_with($digits, '98') && strlen($digits) >= 12) {
            $digits = substr($digits, 2);
        }

        $digits = ltrim($digits, '0');
        if ($digits === '') {
            return null;
        }

        return '0' . $digits;
    }

    public static function findActiveByMobile(?string $mobile, ?int $exceptId = null): ?self
    {
        $mobile = self::normalizeMobile($mobile);
        if ($mobile === null) {
            return null;
        }

        $query = static::query()
            ->whereNull('deleted_at')
            ->whereIn('mobile', self::mobileLookupVariants($mobile));

        if ($exceptId !== null) {
            $query->where('id', '<>', $exceptId);
        }

        return $query->orderByDesc('id')->first();
    }

    /**
     * مشتریِ ازقبل‌واردشده از حسابداری که هنوز وارد اپ نشده — قابل claim در ثبت‌نام.
     * شامل soft-deleted با کد حسابداری (برای جلوگیری از ساخت ردیف تکراری).
     */
    public static function findClaimableImportedByMobile(?string $mobile): ?self
    {
        $normalized = self::normalizeMobile($mobile);
        if ($normalized === null) {
            return null;
        }

        $variants = self::mobileLookupVariants($normalized);

        $active = static::query()
            ->whereNull('deleted_at')
            ->whereIn('mobile', $variants)
            ->whereNull('last_seen_at')
            ->orderByDesc('id')
            ->first();

        if ($active) {
            return $active;
        }

        return static::onlyTrashed()
            ->whereIn('mobile', $variants)
            ->whereNull('last_seen_at')
            ->where(function ($q) {
                $q->where(function ($inner) {
                    $inner->whereNotNull('pargar_account_id')
                        ->where('pargar_account_id', '!=', '')
                        ->whereNotIn('pargar_account_id', ['0', '-1']);
                })->orWhere(function ($inner) {
                    $inner->whereNotNull('moshtari_code')
                        ->where('moshtari_code', '!=', '')
                        ->whereNotIn('moshtari_code', ['0', '-1']);
                });
            })
            ->orderByDesc('id')
            ->first();
    }

    public static function isMobileTaken(?string $mobile, ?int $exceptId = null): bool
    {
        return self::isMobileTakenOnTable(self::class, $mobile, $exceptId);
    }

    public static function isMobileTakenOnTable(string $modelClass, ?string $mobile, ?int $exceptId = null): bool
    {
        $normalized = self::normalizeMobile($mobile);
        if ($normalized === null) {
            return false;
        }

        if ($exceptId !== null) {
            $current = $modelClass::query()->whereNull('deleted_at')->find($exceptId);
            if ($current !== null && self::normalizeMobile($current->mobile ?? '') === $normalized) {
                return false;
            }
        }

        $query = $modelClass::query()
            ->whereNull('deleted_at')
            ->whereIn('mobile', self::mobileLookupVariants($normalized));

        if ($exceptId !== null) {
            $query->where('id', '<>', $exceptId);
        }

        return $query->exists();
    }

    public static function mobileLookupVariants(string $normalized): array
    {
        $digits = ltrim($normalized, '0');

        return array_values(array_unique(array_filter([
            $normalized,
            $digits,
            '0'.$digits,
            '98'.$digits,
            '+98'.$digits,
        ])));
    }

    public static function assertMobileUnique(?string $mobile, ?int $exceptId = null): void
    {
        if (self::isMobileTaken($mobile, $exceptId)) {
            throw new UnprocessableEntityHttpException('این شماره موبایل قبلاً ثبت شده است');
        }
    }

    /** کد معتبر حسابداری (پرگار/ته‌حساب) — خالی و 0 و -1 نامعتبرند */
    public static function isValidAccountingCode(mixed $value): bool
    {
        if ($value === null) {
            return false;
        }

        $code = trim((string) $value);

        return $code !== '' && ! in_array($code, ['0', '-1'], true);
    }

    public function hasValidPargarAccountId(): bool
    {
        return self::isValidAccountingCode($this->pargar_account_id);
    }

    public function hasValidMoshtariCode(): bool
    {
        return self::isValidAccountingCode($this->moshtari_code);
    }

    public function hasAccountingLink(): bool
    {
        return $this->hasValidPargarAccountId() || $this->hasValidMoshtariCode();
    }

    /** هنوز وارد اپ نشده — معمولاً از import حسابداری آمده */
    public function isUnclaimedAppIdentity(): bool
    {
        return $this->last_seen_at === null;
    }

}